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| Number | Title | Issue Date |
| 4152149 | Composite material comprising reinforced aluminum or aluminum-base alloy A composite material, which comprises aluminum or an aluminum-base alloy as the matrix and an alumina fiber or an alumina-silica fiber having substantially no -alumina reflection by X-ray diffraction as a reinforcement, said composite material havi... | 05/01/1979 |
| 4139400 | Superplastic aluminium base alloys Aluminium base alloys exhibiting superplastic deformation characteristics at elevated temperatures, having fully modified eutectic microstructures characterized by the absence of any primary phase and by the presence of at least one finely dispersed eutec... | 02/13/1979 |
| 4138275 | Method of manufacturing aluminum alloy for electric conductor A method of manufacturing an aluminum alloy for electric conductors wherein an aluminum alloy wire which possesses good elongation characteristics, high electric conductivity and high strength, after it has been worked to its final size, is obtained by ca... | 02/06/1979 |
| 4137102 | Aluminum alloy products of high corrosion resistance and deformability In the fabrication of an exhaust system of an internal-combustion engine, a tube-bank heat exchanger, a ducted-plate solar collector, saline water reclamation plant and enameled kitchenware, the improvement which comprises the use of a wrought aluminum al... | 01/30/1979 |
| 4127426 | Method of making electrical conductors of aluminum-iron alloys The invention concerns electrical conductors of Al-Fe alloys containing from 0.5 to 5% of Fe. Conductors having a highly fibered structure which are stable up to 350° C and have a range of mechanical and electrical characteristics which are remarkable an... | 11/28/1978 |
| 4126486 | Producing improved metal alloy products A dispersion strengthened aluminum alloy is produced by continuously casting an aluminum alloy containing 4 - 15% Si and other optional constituents in the form of a slab at a growth rate in excess of 25 cm/min. to solidify silicon in the form of elongate... | 11/21/1978 |
| 4126487 | Producing improved metal alloy products (Al-Fe alloy and Al-Fe-Si alloy) A dispersion strengthened aluminum alloy sheet is produced by casting an Al-Fe 1.1 - 2.5% alloy optionally containing Si up to 2.0% and, optionally, proportions of other specified alloying constituents. The alloy is cast in the form of a slab at a growth ... | 11/21/1978 |
| 4098619 | Architectural aluminum alloy sheet and method therefor An improved aluminum alloy, temper insensitive to color anodizing, consists essentially of, by weight, 0.40-0.60% Si, 0.20-0.40% Fe, 0.30-0.60% Mn, the balance essentially aluminum and incidental elements and impurities in an amount insufficient to render... | 07/04/1978 |
| 4082573 | High tensile strength aluminum alloy conductor and method of manufacture This disclosure relates to a high tensile strength aluminum alloy electrical conductor that is manufactured by alloying at least one alloying element with molten aluminum in sufficient proportion to yield intermetallic precipitates during subsequent solid... | 04/04/1978 |
| 4080222 | Aluminum-iron-nickel alloy electrical conductor This disclosure relates to an aluminum alloy electrical conductor which contains from about 0.20% to about 1.60% by weight nickel, from about 0.30% to about 1.30% iron, optionally up to 2.00% of additional specified alloying elements, and the remainder al... | 03/21/1978 |
| 4080223 | Aluminum-nickel-iron alloy electrical conductor Aluminum alloy electrical conductors are produced from aluminum base alloys containing from about 0.20 percent to about 1.60 percent by weight nickel, from about 0.30 percent to 1.30 percent iron, optionally up to about 1.00 percent of additional alloying... | 03/21/1978 |
| 4072542 | Alloy sheet metal for fins of heat exchanger and process for preparation thereof According to the present invention, a metal sheet is prepared by subjecting an Al slab, containing at least one element capable of peritectic reaction with Al, such as Ti, Zr and Mo, the amount of the element incorporated in the slab being 0.05 to 0.4% by... | 02/07/1978 |
| 4068645 | Aluminum-silicon alloys, cylinder blocks and bores, and method of making same Aluminum silicon alloys exhibiting microstructures characterized by the absence of any primary aluminum or primary silicon phase and a high volume fraction of finely dispersed eutectic silicon suitable for use as wear-resistant surfaces.... | 01/17/1978 |
| 4053011 | Process for reinforcing aluminum alloy A composite reinforced with polycrystalline alumina fibers in a matrix of an aluminum alloy containing 0.5-5.5% by weight of the matrix of lithium is prepared by infiltrating alumina fibers with a molten alloy containing aluminum and 1-8% by weight of lit... | 10/11/1977 |
| 4033793 | Aluminium alloys An aluminium alloy is provided which consists of 2 to 12% by weight of chromium, 0.2 to 3.0% by weight of iron, the balance being aluminium apart from minor proportions of impurities and incidental elements wherein most of the chromium is present as a met... | 07/05/1977 |
| 4028141 | Aluminum iron silicon alloy Disclosed in the appended specification and claims are a heat resistant aluminum alloy having a minimum conductivity of 61 percent IACS and high elongation, tensile strength and yield strength consisting of from about 0.04 to about 0.85 weight percent sil... | 06/07/1977 |
| 4012204 | Aluminum alloy reinforced with alumina fibers and lithium wetting agent A composite reinforced with polycrystalline alumina fibers in a matrix of an aluminum alloy containing 0.5-5.5% by weight of the matrix of lithium is prepared by infiltrating alumina fibers with a molten alloy containing aluminum and 1-8% by weight of lit... | 03/15/1977 |
| 4007062 | Reinforced composite alloys, process and apparatus for the production thereof This invention relates to improved process and apparatus for producing reinforced composite light alloys. The improved apparatus comprises means for feeding a fluidized mixture of particulate additions, carried by a neutral gas, to a crucible in which a b... | 02/08/1977 |
| 4002502 | Aluminum base alloys Aluminum base alloys, having improved properties as regards mechanical working treatments, according to the invention are characterized by a content of 0.5 - 10.0 wt. % iron, without or with a very small content (up to 0.1 wt. %) of Li or Na or Sr or Ba. ... | 01/11/1977 |
| 4000008 | Method of treating cast aluminum metal to lower the recrystallization temperature A method of treating metal stock to lower the recrystallization temperature thereof comprising casting the metal into a continuous bar in a moving mold formed by a groove in the periphery of a casting wheel and an endless belt lying adjacent the groove al... | 12/28/1976 |
| 3989548 | Aluminum alloy products and methods of preparation Dispersion strengthened aluminum alloy products are produced by working a cast aluminum alloy having a content of unaligned intermetallic rods in a selected size range to break up the brittle intermetallic rods. The intermetallic rods form 5.0 - 20 per ce... | 11/02/1976 |
| 3985557 | Method of producing a high strength composite of zircon An aluminum composite comprising aluminum as the principal metal, an alkaline earth metal or an alkali metal as a reducing agent, and a substantial amount of a non-metal filler such as zircon, alumina, zirconia or aluminum silicates, and a method of manuf... | 10/12/1976 |
| 3982906 | Production of aluminum-aluminum oxide dispersion composite conductive material and product thereof Manufacture of an aluminum-aluminum oxide dispersion composite conductive material (hereinafter referred to as Al-Al2 O3 dispersion composite conductive material) by compacting aluminum powder prepared by the atomization method, the ... | 09/28/1976 |
| 3967983 | Method for making a aluminum nickel base alloy electrical conductor Aluminum alloy electrical conductors are produced from aluminum base alloys containing from about 0.55 percent to about 0.95 percent by weight nickel, optionally up to about 2.00 percent of additional alloying elements, and from about 97.45 percent to abo... | 07/06/1976 |
| 3966506 | Aluminum alloy sheet and process therefor Wrought aluminum alloy sheet products, displaying good ductility and resistance to grain coarsening when subjected to elevated temperatures as in brazing operations, are prepared by a process in which there is a final cold reduction of at least 50% and a ... | 06/29/1976 |
| 3964935 | Aluminum-cerium-iron electrical conductor and method for making same Aluminum alloy electrical conductors are produced from aluminum base alloys consisting essentially from about 0.20 percent to about 1.50 percent by weight cerium, from about 0.55 percent to about 1.2 percent by weight iron, with the further proviso that t... | 06/22/1976 |
| 3961995 | Mother alloy of aluminum, titanium and boron and process for fabrication An aluminum-titanium-boron mother alloy having a boron content of 0.2 to 0.8% by weight and a titanium content such that Ti - 2.2 B ࣙ 3.9%, in which the matrix has a preponderant proportion of grains of less than 30 microns in size, and contains fine Ti... | 06/08/1976 |
| 3961944 | Aluminum-base alloys for cable-sheath The cable-sheath material having superior workability and providing an advantage of less eddy current loss to result a power transmission line having high current-carrying capacity is composed of an aluminum-base alloy containing less than about 1.7% by w... | 06/08/1976 |
| 3960606 | Aluminum silicon alloy and method of preparation thereof Disclosed in the appended specification and claims are a heat resistant aluminum alloy having a minimum conductivity of 61 percent IACS and high elongation, tensile strength and yield strength consisting of from about 0.08 to about 1.00 weight percent sil... | 06/01/1976 |
| 3960551 | Aluminium based alloy An aluminium-based alloy comprising between 9.5 and 30.0 wt % of beryllium, between 0.5 and 10.0 wt % of magnesium, between 0.05 and 0.5 wt % of titanium, between 0.05 and 0.5 wt % of zirconium, the balance being aluminium.... | 06/01/1976 |
| 3958987 | Aluminum iron cobalt silicon alloy and method of preparation thereof Disclosed in the appended specification and claims are a high tensile strength aluminum alloy having high elongation and a minimum conductivity of about 60.0 percent IACS consisting of from about 0.08 to about 0.90 weight percent silicon, from about 0.30 ... | 05/25/1976 |
| 3940262 | Reinforced foamed metal Foamed metal articles having reinforcing fibers, such as inorganic fibers; for example, fiberglass, refractory fibers, and metal fibers, dispersed in the foamed metal for strength improvement. Processes of manufacturing such fiber reinforced foamed metal ... | 02/24/1976 |
| 3938991 | Refining recrystallized grain size in aluminum alloys A wrought article possessing a fine recrystallized grain size which is prepared from an aluminum base alloy comprising, in weight percent, up to .6% silicon, up to .7% iron, up 1.5% manganese and 0.03 - 0.20% vanadium. The alloy may be cast by the DC cast... | 02/17/1976 |
